3216055305 has 16 divisors (see below), whose sum is σ = 5147201664. Its totient is φ = 1714725120.

The previous prime is 3216055303. The next prime is 3216055309. The reversal of 3216055305 is 5035506123.

3216055305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3216055305 - 2¹ = 3216055303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3216055303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24385 + ... + 83825.

It is an arithmetic number, because the mean of its divisors is an integer number (321700104).

Almost surely, 2^3216055305 is an apocalyptic number.

It is an amenable number.

3216055305 is a deficient number, since it is larger than the sum of its proper divisors (1931146359).

3216055305 is a wasteful number, since it uses less digits than its factorization.

3216055305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63056.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 3216055305 is about 56710.2751271760. The cubic root of 3216055305 is about 1476.0729995806.

The spelling of 3216055305 in words is "three billion, two hundred sixteen million, fifty-five thousand, three hundred five".